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Houstonia wrightii, the pygmy bluet, is a plant species in the Rubiaceae.[2] It is native to the south-western United States (Arizona, New Mexico, western Texas) and northern Mexico (Chihuahua, Sonora, Hidalgo).[1][3][4]
References
External links
- Northern Arizona Flora
- Vascular Plants of the Gila Wilderness
- Gardening Europe
- Intermountain Region Herbarium Network
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